Exam 2

Question 1

The formula that tells the identity and numbers of atoms in a molecule is the _____ formula

Answer 1

Molecular???

Question 2

A strong or weak electrolyte is a compound that dissociates completely into ions when dissolved in water

Answer 2

Strong

Question 3

The substance that causes a reduction by donating an electron in an oxidation-reduction reaction is the _____ agent

Answer 3

Reducing

Question 4

The name for HClO4 is _____ acid

Answer 4

Perchloric

Question 5

The formula for nitrous acid is _____

Answer 5

HNO2

Question 6

The mixing of different gases by random molecular motion with frequent collisions is _____

Answer 6

Diffusion

Question 7

A reaction in which heat is absorbed and the temperature of the surroundings falls is endothermic or exothermic

Answer 7

Endothermic

Question 8

The specific heat is the amount of heat necessary to raise the temperature of 1_____ of a substance one degree celcius

Answer 8

Gram

Question 9

A chemical reaction is ________ when deltaG = 0

Answer 9

Equilibrium

Question 10

At standard temperature and pressure the molar volume of an ideal gas is ______L

Answer 10

22.414